Question: what was the baku population in the year 1979?
Paraphrase: What was the census of the baku population in 1979?
SPARQL (Wikidata): SELECT ?obj WHERE { wd:Q9248 p:P1082 ?s . ?s ps:P1082 ?obj . ?s pq:P585 ?x filter(contains(YEAR(?x),'1979')) }